My rx8 feels wierd it has the code p2259

 

Well I don't think it would feel weird because of that P2259.
It's not uncommon to remove the Air Pump completely and cap off of the connection to the exhaust.

Here are a couple links to read
https://www.rx8club.com/series-i-tro...ontrol-258064/

https://www.rx8club.com/series-i-tro...lenoid-171612/

You should also provide more information about your vehicle when asking for help
Year
Mileage
Last Maintenance
Last time you changed plugs, coils
Any modifications, like a cold air intake

And if you haven't already read this awesome thread!!!
https://www.rx8club.com/new-member-f...t-here-202454/

And by awesome I mean f'n AWESOME
I've been an Rx8 owner since 2005 and I often come back to this thread to refresh and check for new info.
Just do it

 

Its a 2004 100xxx the lst time i change the ignition coils and sparkplugs and wires, about 2 moths ago, i only had put a after market exaust

 

Welcome,

A little better definition of "weird" might help.